field ionization gauge

简明释义

场致电离真空计

英英释义

例句

1.We installed a new field ionization gauge for better sensitivity in our measurements.

我们安装了一个新的场电离计以提高测量的灵敏度。

2.In our laboratory, the field ionization gauge is essential for monitoring gas levels during experiments.

在我们的实验室中，场电离计对于监测实验过程中的气体水平至关重要。

3.The research team used a field ionization gauge to measure the pressure in the vacuum chamber.

研究团队使用场电离计来测量真空室的压力。

4.The field ionization gauge provides real-time data on the ionization levels in the system.

场电离计提供系统中电离水平的实时数据。

5.To ensure accurate results, calibrating the field ionization gauge regularly is necessary.

为了确保结果的准确性，定期校准场电离计是必要的。

作文

The field ionization gauge, known as 场电离计 in Chinese, is a sophisticated instrument used to measure extremely low pressures of gases. This device operates on the principle of field ionization, where a strong electric field is applied to a gas sample, causing the gas molecules to ionize. The resulting ions are then collected and counted, providing a precise measurement of the gas pressure in the system. One of the significant advantages of the 场电离计 is its ability to detect pressures in the range of 10^-12 to 10^-9 torr, which is essential in various scientific and industrial applications.In the realm of vacuum technology, maintaining a high-quality vacuum is crucial for many processes, including semiconductor manufacturing, surface science studies, and even in the production of certain materials. The 场电离计 plays a vital role in these areas by ensuring that the vacuum levels are monitored accurately. Its high sensitivity allows researchers and engineers to make necessary adjustments to their systems, thereby ensuring optimal performance.The construction of a 场电离计 typically involves a sharp metal tip, which creates an intense electric field when a voltage is applied. As gas molecules approach this tip, they may become ionized due to the strong electric field. The ions produced are then directed towards a collector electrode, where they generate a measurable current. This current is directly proportional to the number of ions formed, thus correlating with the pressure of the gas.One of the challenges associated with the 场电离计 is its susceptibility to contamination. Any impurities in the gas can affect the ionization process, leading to inaccurate readings. Therefore, it is essential to ensure that the gas being measured is as pure as possible. Additionally, the operating conditions must be carefully controlled to maintain the integrity of the measurements.Despite these challenges, the 场电离计 remains a preferred choice for many applications due to its robustness and reliability. It is widely used in research laboratories, industrial settings, and even in space missions where precise pressure measurements are critical. The data obtained from a 场电离计 can inform decisions regarding equipment adjustments, maintenance schedules, and overall system performance.In conclusion, the 场电离计 is an essential tool in the field of vacuum measurement. Its unique ability to measure extremely low pressures makes it invaluable in various scientific and industrial applications. By understanding how the 场电离计 works and its importance in maintaining vacuum conditions, professionals can better utilize this technology to enhance their work processes and achieve more accurate results.